脚本生成作为一种有效的认知和老年人的日常功能衡量标准
Melissa Rosahl1, Marina Kaplan1, Moira McKniff1
1Department of Psychology and Neuroscience, Temple University, 1701 N 13th St, Philadelphia, PA 19122, United States.
medRxiv : the preprint server for health sciences
|December 25, 2025
概括
脚本生成任务 (SGT) 有效地检测轻度认知障碍 (MCI) 和功能困难. 患有MCI的参与者提供了不那么详细的描述,显示了SGT.
科学领域:
- 神经学 神经学
- 认知科学 认知科学
- 老年学是一门学科.
背景情况:
- 轻度认知障碍 (MCI) 和功能障碍显著影响老年人的生活质量.
- 早期检测对于及时干预和管理至关重要.
- 现有的诊断工具可能并不总能捕捉到微妙的,早期的障碍.
研究的目的:
- 调查脚本生成任务 (SGT) 作为识别轻度功能困难和MCI的有效方法.
- 评估SGT区分健康对照 (HC) 和患有MCI的个体的能力.
- 探索SGT表现与其他认知和功能指标之间的相关性.
主要方法:
- 83名参与者 (57名HC,26名MCI) 完成了SGT,基于表现的日常功能测试,认知评估和问卷.
- 使用人类评分器和自动化文本分析,转录和分析了SGT响应.
- 研究了语言特征,例如步数和代名词与名词的比率.
主要成果:
- 与HC相比,患有MCI的参与者生成的SGT步骤较少,时间较短.
- 与名词相比,MCI参与者使用代词的比例较高,表明描述不那么具体.
- SGT表现与情节性记忆测试,基于表现的日常功能测量和主观功能问卷有显著的相关性.
结论:
- 脚本生成任务 (SGT) 显示出显著的希望,作为一种敏感且有效的工具,用于检测老年人认知和功能衰退的早期迹象.
- SGT捕获特异性降低的语言标记的能力为识别MCI提供了一种新的方法.
- 这项任务为专注于衰老和认知健康的临床和研究环境提供了有价值的,时间效率高的措施.
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